Embedded Files
Ventilation Gantry
Ventilation Gantry
Design and supply of ventilation bulkhead gantries with built in fans/scrubbers to remove dust from work area
Client: Judlau - NY Tunnel Rehab Project
Manufactured by: Nebraska Welding / KEE
Fan Skid Mounting System
Fan Skid Mounting System
Mounting system for temporary ventilation system under Madison Yard
Client: Dragados/Judlau – East Side Access
Manufactured by: American Commercial
Scrubber Installation
Scrubber Installation
28,000 CFM fan and scrubber installation for rib of 22’ diameter tunnel
Client: Dragados/Judlau – East Side Access
Manufactured by: Nebraska Welding
Blast Door/Damper Assembly
Blast Door/Damper Assembly
54” Heal tap elbow with blast door and weighted damper that opens when negative pressure exceeds pre-set value
Client: Tutor/Salida – Caldicott Tunnel Project
Manufactured by: Nebraska Welding
Vent Car
Vent Car
Custom engineered drop deck flat car with engineered for purpose scissor lifts that carry vent sections in low and lift into place for installation in tunnel
Client: McNally/Kiewit WRTC
Roadheader Ventilation Platform
Roadheader Ventilation Platform
Bolts Into Tunnel Rib, 32,000 CFM Fan and Scrubber System, 1000 KVA Roadheader Transformer also mounted on deck
Client: Dragados/Judlau – East Side Access
Manufactured by: American Commercial
Madison Yard Vent Ducting
Madison Yard Vent Ducting
Ducting system design for installation with limited clearance in Madison Yard
Client: Dragados/Judlau – East Side Access
Tunnel Utility Installation
Tunnel Utility Installation
Design of ventilation system, and utility support brackets for shaft and tunnel
Client: OHL – Staten Island
Ventilation System
Ventilation System
Bulkhead and Scavenger system provides adequate ventilation for station rebuild operations
Client: Judlau – 63rd and Lexington Station
Ventline Clamshell
Ventline Clamshell
Ventline clamshell assemblies for 54” hardline ducting on a new Robbins EPB Machine
Client: Barnard/Impregilo/Healy
Manufacturer: Nebraska Welding, LTD
Montague Tunnel Ventilation
Montague Tunnel Ventilation
Design of tunnel temporary ventilation system
Client: Judlau
Roadheader Ventilation Platform
Roadheader Ventilation Platform
Transported and relocated with strut gantry, 32,000 CFM Fan and Scrubber System, 1000 KVA Roadheader Transformer also mounted on deck
Client: Dragados/Judlau – East Side Access
Manufactured by: American Commercial
Rondout Ventilation System Design
Rondout Ventilation System Design
Design of 1060 HP tunnel ventilation system for TBM and Drill/Blast project
Client: Kiewit/Shea
Hartford Ventilation System Design
Hartford Ventilation System Design
Design of shaft and tunnel ventilation system for TBM tunnel on Hartford CSO project
Client: Kenny/Obayashi
East Side Access Ventilation System Design
East Side Access Ventilation System Design
Design of multiple shaft, tunnel, and cavern ventilation systems for final stages of East Side Access project
Client: Tutor Perini
Shaft & Tunnel Vent System
Shaft & Tunnel Vent System
Client: Kiewit – Harlem River Tunnel Project
Manufactured by: SMJ
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